scuppernong UK /ˈskʌpənɒŋ/US /ˈskʌ.pəɹˌnɔŋ/ noun2 •A large greenish-bronze grape native to the Southeastern United States, a variety of the muscadine grape (Vitis rotundifolia). •A sweet, golden or amber-colored US wine made from this variety of grape. formsscuppernongs